Williams AV OM-20 Ovation Handheld Microphone, USB-C, 19 GHz

Bring dependable, professional voice reinforcement to classrooms, training rooms and monitoring stations with the Williams AV OM-20 Ovation handheld microphone. This pro microphone is engineered to make speech intelligible and consistent — improving engagement, lesson delivery and on-site communications for educators, AV teams and security personnel. The OM-20 uses DECT wireless technology (19 GHz) to provide a secure, interference-resistant link and features a tailored cardioid capsule that focuses on the human voice while minimizing ambient noise. USB-C charging plus a visible LED battery indicator simplifies fleet management and keeps devices ready for back-to-back lessons or shifts. Practical details like the anti-roll bezel, durable matte/satin finish and a built-in wind/pop filter mean the mic stands up to daily classroom use, while the Push-to-Talk (PTT) button gives students and staff intuitive control. Ideal for AV installations, monitoring, security and surveillance applications that require clear, secure speech transmission. Add the Williams AV OM-20 to your AV or security toolkit to deliver reliable audio where it matters most.

• Delivers clear, natural speech reinforcement so teachers and presenters are heard confidently across classrooms and training spaces
• Secure DECT wireless transmission (19 GHz) minimizes interference for reliable audio in AV, monitoring and security environments
• USB-C fast charging and LED battery status ensure predictable uptime and simplified maintenance between sessions
• Cardioid capsule and built-in wind/pop filter reduce background noise for focused voice pickup during instruction or surveillance announcements
• Rugged, anti-roll design with PTT student control and easy-to-clean matte finish for long-term use in educational and institutional settings